1738444420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 3927813120

約数和(自身を除く): 2189368700

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 179, 215, 230, 358, 430, 460, 491, 716, 860, 895, 982, 989, 1790, 1964, 1978, 2455, 3580, 3956, 4117, 4910, 4945, 7697, 8234, 9820, 9890, 11293, 15394, 16468, 19780, 20585, 21113, 22586, 30788, 38485, 41170, 42226, 45172, 56465, 76970, 82340, 84452, 87889, 105565, 112930, 153940, 175778, 177031, 211130, 225860, 351556, 354062, 422260, 439445, 485599, 708124, 878890, 885155, 971198, 1757780, 1770310, 1942396, 2021447, 2427995, 3540620, 3779227, 4042894, 4855990, 7558454, 8085788, 9711980, 10107235, 15116908, 18896135, 20214470, 37792270, 40428940, 75584540, 86922221, 173844442, 347688884, 434611105, 869222210, 1738444420]

約数ペア:

[(1, 1738444420), (2, 869222210), (4, 434611105), (5, 347688884), (10, 173844442), (20, 86922221), (23, 75584540), (43, 40428940), (46, 37792270), (86, 20214470), (92, 18896135), (115, 15116908), (172, 10107235), (179, 9711980), (215, 8085788), (230, 7558454), (358, 4855990), (430, 4042894), (460, 3779227), (491, 3540620), (716, 2427995), (860, 2021447), (895, 1942396), (982, 1770310), (989, 1757780), (1790, 971198), (1964, 885155), (1978, 878890), (2455, 708124), (3580, 485599), (3956, 439445), (4117, 422260), (4910, 354062), (4945, 351556), (7697, 225860), (8234, 211130), (9820, 177031), (9890, 175778), (11293, 153940), (15394, 112930), (16468, 105565), (19780, 87889), (20585, 84452), (21113, 82340), (22586, 76970), (30788, 56465), (38485, 45172), (41170, 42226)]